#imgs img{
	display: none;
	width: 400px;
	height: 400px;
	
}
#imgs .img1{
	display: block;
}
#nav li,#arrows span{
	width: 20px;
	height: 20px;
	background: #000000;
	color: #fff;
	float: left;
	margin-left: 5px;
	text-align: center;
	line-height: 20px;
	cursor: pointer;
	list-style: none;
}
#container{
	position: relative;
	width: 300px;
	height: 300px;
	margin: 100px auto;
}
#nav,#arrows{
	position: absolute;
	top: 360px;
}
#nav{
	margin-left: 100px;
}
#nav .nav-selected{
	background-color: orange;
}
